A NOVEL BELOWGROUND IN-SITU GAS LABELING APPROACH: CH<SUB>4</SUB> OXIDATION IN DEEP PEAT USING PASSIVE DIFFUSION CHAMBERS AND <SUP>13</SUP>C EXCESS СтатьяDorodnikov M., Fan L., Kuzyakov Y., Knorr K.H., Nilsson M.B.Science of the Total Environment. Том 806. 2022. 150457 с.